Dockerfile

@@ -5,6 +5,6 @@ RUN apk add --no-cache restic docker-cli docker-cli-compose curl zstd bash
 COPY backup.sh /backup.sh
 COPY backup_local.sh /backup_local.sh
 COPY backup_restic.sh /backup_restic.sh
-RUN chmod +x /backup.sh /backup_local.sh /backup_restic.sh
+RUN chmod +x /backup.sh
 
 ENTRYPOINT [ "/backup.sh" ]

backup.sh

@@ -1,14 +1,11 @@
 #!/bin/bash
 
-set -e
-
 if [ "$1" = "local" ]; then
     source /backup_local.sh
 elif [ "$1" = "restic" ]; then
     source /backup_restic.sh
 elif [ "$1" = "loop" ]; then
-    # Infinite loop to keep the container running and let Ofelia scheduler (or any other) manage the execution
+    # Inifinite loop to keep the container running and let Ofelia scheduler (or any other) manage the execution
-    echo "Entering infinite loop mode. Use external scheduler to trigger backups."
     while true; do
         sleep 86400
     done

backup_local.sh

@@ -1,13 +1,10 @@
 #!/bin/bash
 
-set -e
-
 # Environment variables
 #
 # CONTAINER - name of the container where the database is running
 # NOTIFY_URL - optional, URL to send notification to
 # TARGET_DIR - directory where to store the backup
-# HISTORY - number of backups to keep (default: 3)
 
 if [ -z "$CONTAINER" ]; then
     echo "CONTAINER environment variable is not set."
@@ -19,12 +16,7 @@ if [ -z "$TARGET_DIR" ]; then
     exit 1
 fi
 
-if [ -z "$HISTORY" ]; then
+if [ ! `docker info` ]; then
-    HISTORY=3
-fi
-
-docker info > /dev/null 2>&1
-if [ ! $? -eq 0 ]; then
     echo "Docker is not available."
     exit 1
 fi
@@ -38,9 +30,8 @@ fi
 echo "Starting backup for container: $CONTAINER"
 if [ `docker exec -i $CONTAINER test -e /usr/bin/mariadb-dump && echo "yes" || echo "no"` = "yes" ]; then
     DBTYPE="mariadb"
-    FILENAME=`date +"%Y%m%d_%H%M%S"`_$DBTYPE_$CONTAINER.sql.zst
+    FILENAME=`date +"%Y%m%d_%H%M%S"`_$DBTYPE_$CONTAINER_$DB_NAME.sql.zst.tmp
     docker exec -i $CONTAINER mariadb-dump \
-        --all-databases \
         --user=root \
         --password=$MARIADB_ROOT_PASSWORD \
         --add-drop-trigger \
@@ -51,12 +42,12 @@ if [ `docker exec -i $CONTAINER test -e /usr/bin/mariadb-dump && echo "yes" || e
         --events \
         --routines \
         --single-transaction \
-        --triggers | zstd -1 > $TARGET_DIR/$FILENAME.tmp
+        --triggers | zstd -1 > $TARGET_DIR/
-        mv $TARGET_DIR/$FILENAME.tmp $TARGET_DIR/$FILENAME
+        mv $TARGET_DIR/$DBTYPE_$CONTAINER_$DB_NAME.sql.zst.tmp $TARGET_DIR/$DBTYPE_$CONTAINER_$DB_NAME.sql.zst
 elif [ `docker exec -i $CONTAINER test -e /usr/bin/pg_dump && echo "yes" || echo "no"` = "yes" ]; then
     DBTYPE="pgsql"
-    FILENAME=`date +"%Y%m%d_%H%M%S"`_$DBTYPE_$CONTAINER.sql.zst
+    FILENAME=`date +"%Y%m%d_%H%M%S"`_$DBTYPE_$CONTAINER_$DB_NAME.sql.zst
-    docker exec -i $CONTAINER pg_dumpall --username=$DB_USER --password=$PGPASSWORD | zstd -1 > $TARGET_DIR/$FILENAME.tmp
+    docker exec -i $CONTAINER pg_dump --username=$DB_USER --password=$PGPASSWORD $DB_NAME | zstd -1 > $TARGET_DIR/$FILENAME.tmp
     mv $TARGET_DIR/$FILENAME.tmp $TARGET_DIR/$FILENAME
 else
     echo "Unsupported database type or database client not found in the container."
@@ -65,14 +56,6 @@ fi
 
 echo "Backup completed successfully."
 
-# Remove old backups
-echo "Removing old backups, keeping last $HISTORY backups..."
-cd $TARGET_DIR
-ls -1t *_$DBTYPE_$CONTAINER.sql.zst | tail -n +$((HISTORY + 1)) | xargs -r rm --
-cd -
-echo "Old backups removed."
-
-
 if [ -n "$NOTIFY_URL" ]; then
     curl $NOTIFY_URL
 fi

backup_restic.sh

@@ -1,7 +1,5 @@
 #!/bin/bash
 
-set -e
-
 # Environment variables
 #
 # CONTAINER - name of the container where the database is running
@@ -24,8 +22,7 @@ if [ -z "$RESTIC_REPOSITORY" ]; then
     exit 1
 fi
 
-docker info > /dev/null 2>&1
+if [ ! `docker info` ]; then
-if [ ! $? -eq 0 ]; then
     echo "Docker is not available."
     exit 1
 fi
@@ -34,7 +31,6 @@ echo "Starting backup for container: $CONTAINER"
 if [ `docker exec -i $CONTAINER test -e /usr/bin/mariadb-dump && echo "yes" || echo "no"` = "yes" ]; then
     DBTYPE="mariadb"
     docker exec -i $CONTAINER mariadb-dump \
-        --all-databases \
         --user=root \
         --password=$MARIADB_ROOT_PASSWORD \
         --add-drop-trigger \
@@ -45,10 +41,10 @@ if [ `docker exec -i $CONTAINER test -e /usr/bin/mariadb-dump && echo "yes" || e
         --events \
         --routines \
         --single-transaction \
-        --triggers | restic backup --stdin --stdin-filename=$DBTYPE_$CONTAINER.sql
+        --triggers | restic backup --stdin --stdin-filename=$DBTYPE_$CONTAINER_$DB_NAME.sql
 elif [ `docker exec -i $CONTAINER test -e /usr/bin/pg_dump && echo "yes" || echo "no"` = "yes" ]; then
     DBTYPE="pgsql"
-    docker exec -i $CONTAINER pg_dumpall --username=$DB_USER --password=$PGPASSWORD | restic backup --stdin --stdin-filename=$DBTYPE_$CONTAINER.sql
+    docker exec -i $CONTAINER pg_dump --username=$DB_USER --password=$PGPASSWORD $DB_NAME | restic backup --stdin --stdin-filename=$DBTYPE_$CONTAINER_$DB_NAME.sql
 else
     echo "Unsupported database type or database client not found in the container."
     exit 1